OSStatus wxMacDataBrowserControl::GetItemCount( DataBrowserItemID container,
Boolean recurse,
DataBrowserItemState state,
ItemCount *numItems) const
{
return GetDataBrowserItemCount( m_controlRef, container, recurse, state, numItems );
}
OSStatus
MySimpleNotificationCallback(ControlRef browser, DataBrowserItemID item, DataBrowserItemNotification message)
{
UInt32 numItems;
Rect browserBounds;
SInt16 height;
OSStatus err = noErr;
switch (message)
{
case kDataBrowserItemAdded:
if (item <= kMaxNeighborhoods)
{
gNeighborhoodInfo.isNeighborhoodVisible[item - 1] = true;
}
break;
case kDataBrowserItemRemoved:
if (item <= kMaxNeighborhoods)
{
gNeighborhoodInfo.isNeighborhoodVisible[item - 1] = false;
}
break;
case kDataBrowserContainerOpened:
gNeighborhoodInfo.isNeighborhoodOpen[item - 1] = true;
DoNeighborhoodLookup(item);
DoServicesLookup(item);
break;
case kDataBrowserContainerClosing:
gNeighborhoodInfo.isNeighborhoodOpen[item - 1] = false;
CancelServicesLookup(item);
CancelNeighborhoodLookup(item);
break;
case kDataBrowserContainerClosed:
RemoveServicesFromNeighborhood(item, false);
if (gNeighborhoodInfo.isDefaultNeighborhood[item - 1] == true)
{
SetDataBrowserScrollPosition(gDataBrowserControl, 0 , 0);
}
else
{
err = GetDataBrowserItemCount(gDataBrowserControl, 0, true, kDataBrowserItemAnyState, &numItems);
if (err == noErr)
{
GetControlBounds(gDataBrowserControl, &browserBounds);
height = browserBounds.bottom - browserBounds.top;
if (numItems < (height/kDataBrowserRowHeight)) SetDataBrowserScrollPosition(gDataBrowserControl, 0 , 0);
}
}
break;
case kDataBrowserItemSelected:
gSelectedItem = item;
break;
case kDataBrowserItemDeselected:
if (gSelectedItem == item) gSelectedItem = kDataBrowserNoItem;
break;
}
return noErr;
}
static pascal void DBItemNotificationCallBack (HIViewRef browser, DataBrowserItemID itemID, DataBrowserItemNotification message)
{
OSStatus err;
HIViewRef ctl;
HIViewID cid = { kDelButton, 0 };
ItemCount selectionCount;
switch (message)
{
case kDataBrowserSelectionSetChanged:
HIViewFindByID(HIViewGetRoot(wRef), cid, &ctl);
err = GetDataBrowserItemCount(browser, kDataBrowserNoItem, true, kDataBrowserItemIsSelected, &selectionCount);
if (selectionCount == 0)
err = DeactivateControl(ctl);
else
err = ActivateControl(ctl);
}
}
void
UpdateItemCount()
{
ControlID controlID = { kNSLSample, kServicesCountText };
ControlRef control;
Str255 countStr;
char count[16];
UInt32 itemCount;
static UInt32 previousItemCount = 0;
OSStatus err = noErr;
err = GetControlByID(gMainWindow, &controlID, &control);
if (err == noErr)
{
err = GetDataBrowserItemCount(gDataBrowserControl, 0, true, kDataBrowserItemAnyState, &itemCount);
// Only update if the count has actually changed since last time.
if (err == noErr && previousItemCount != itemCount)
{
previousItemCount = itemCount;
NumToString (itemCount, countStr);
CopyPascalStringToC(countStr, count);
if (itemCount == 1)
{
strcat(count, " Item");
SetControlData(control, kControlNoPart, kControlEditTextTextTag, strlen(count), count);
ShowControl(control);
}
else
{
strcat(count, " Items");
SetControlData(control, kControlNoPart, kControlEditTextTextTag, strlen(count), count);
ShowControl(control);
}
DrawOneControl(control);
DrawOneControl(gDataBrowserControl);
}
}
}
int main(int argc, char* argv[])
{
IBNibRef nibRef;
OSStatus err;
glob_t g;
// check the correct BASS was loaded
if (HIWORD(BASS_GetVersion())!=BASSVERSION) {
Error("An incorrect version of BASS was loaded");
return 0;
}
// initialize default output device
if (!BASS_Init(-1,44100,0,NULL,NULL)) {
Error("Can't initialize device");
return 0;
}
// Create Window and stuff
err = CreateNibReference(CFSTR("plugins"), &nibRef);
if (err) return err;
err = CreateWindowFromNib(nibRef, CFSTR("Window"), &win);
if (err) return err;
DisposeNibReference(nibRef);
DataBrowserCallbacks dbc;
dbc.version=kDataBrowserLatestCallbacks;
InitDataBrowserCallbacks(&dbc);
dbc.u.v1.itemDataCallback=MyDataBrowserItemDataCallback;
ControlRef list=GetControl(20);
SetDataBrowserCallbacks(list,&dbc);
{ // look for plugins (in the executable directory)
char path[300];
DWORD l=sizeof(path);
_NSGetExecutablePath(path,&l);
strcpy(strrchr(path,'/')+1,"libbass*.dylib");
if (!glob(path,0,0,&g)) {
int a;
for (a=0;a<g.gl_pathc;a++) {
if (BASS_PluginLoad(g.gl_pathv[a],0)) { // plugin loaded, add it to the list...
char *p=strrchr(g.gl_pathv[a],'/')+1;
AddDataBrowserItems(list,kDataBrowserNoItem,1,(DataBrowserItemID*)&p,kDataBrowserItemNoProperty);
}
}
}
DWORD c;
GetDataBrowserItemCount(list,kDataBrowserNoItem,FALSE,kDataBrowserItemNoState,(DataBrowserItemState*)&c);
if (!c) { // no plugins...
static const char *noplugins="no plugins - visit the BASS webpage to get some";
AddDataBrowserItems(list,kDataBrowserNoItem,1,(DataBrowserItemID*)&noplugins,kDataBrowserItemNoProperty);
}
}
SetupControlHandler(10,kEventControlHit,OpenEventHandler);
SetControlAction(GetControl(12),NewControlActionUPP(PosEventHandler));
EventLoopTimerRef timer;
InstallEventLoopTimer(GetCurrentEventLoop(),kEventDurationNoWait,kEventDurationSecond/2,NewEventLoopTimerUPP(TimerProc),0,&timer);
ShowWindow(win);
RunApplicationEventLoop();
globfree(&g);
// "free" the output device and all plugins
BASS_Free();
BASS_PluginFree(0);
return 0;
}
